> ## Documentation Index
> Fetch the complete documentation index at: https://notevil.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# CAPLfunctionIso11783OPOnPointingEvent

[Open topic with navigation](../../../../../../CANoeDEFamily.htm#Topics/CAPLFunctions/ISO11783/ISONodeLayer/Functions/CAPLfunctionIso11783OPOnPointingEvent.md)

**CAPL Functions** » [ISO11783](../../CAPLfunctionsISO11783Overview.md) » [ISO11783 Node Layer](../CAPLfunctionsISONLOverview.md) » Iso11783OPOnPointingEvent

# Iso11783OPOnPointingEvent (Callback)

[Valid for](../../../../Shared/FeatureAvailability.md): CANoe DE • CANoe4SW DE

## Function Syntax

```c theme={null}
void Iso11783OPOnPointingEvent(dword ecuHandle, long x, long y, dword state);
```

## Description

The function is called by the node layer, if the user clicks into the data mask.

## Parameters

* **ecuHandle**: Handle of the ECU
* **x**: X position \[pixel]
* **y**: Y position \[pixel]
* **state**:
  * 0: Released (Version >= 3)
  * 1: Pressed (pressed)
  * 2: Held (Version >= 3)

## Return Values

—

## Example

```c theme={null}
void Iso11783OPOnPointingEvent(dword handle, LONG x, LONG y, dword touchState)
{
}
```